17-letter words containing a, c, n, t, h
- ehelp corporation — (company) A vendor of Microsoft Windows application development tools such as RoboHELP and RoboDemo. EHelp were formerly (around 1997) Blue Sky Software. Address: 7777 Fay Avenue, Suite 201, La Jolla, CA 92037, USA. Telephone: +1-800-793-0364, +1 (619) 459 6365. Fax: +1 (619) 459 6366.
- electroanesthesia — Anesthesia induced by cranial electrotherapy stimulation.
- electromechanical — Of, relating to, or denoting a mechanical device that is electrically operated.
- elementary school — primary school
- encephalomyelitic — Relating to encephalomyelitis.
- encephalomyelitis — Inflammation of the brain and spinal cord, typically due to acute viral infection.
- ethnopharmacology — The scientific study correlating ethnic groups, their health, and how it relates to their physical habits and methodology in creating and using medicines.
- exception handler — Special code which is called when an exception occurs during the execution of a program. If the programmer does not provide a handler for a given exception, a built-in system exception handler will usually be called resulting in abortion of the program run and some kind of error indication being returned to the user. Examples of exception handler mechanisms are Unix's signal calls and Lisp's catch and throw.
- exceptional child — a gifted child
- farthingale chair — an English chair of c1600 having no arms, a straight and low back, and a high seat.
- female chauvinist — a female who patronizes, disparages, or otherwise denigrates males in the belief that they are inferior to females and thus deserving of less than equal treatment or benefit.
- female-chauvinist — a person who is aggressively and blindly patriotic, especially one devoted to military glory.
- fifth commandment — “Honor thy father and thy mother, that thy days may be long upon the land which the Lord thy God giveth thee”: fifth of the Ten Commandments.
- first call on sth — If you have first call on something, you will be asked before anyone else whether you want to buy or use it.
- fort walton beach — a city in NW Florida.
- freight insurance — insurance paid on goods in transport
- functional change — a change in the grammatical function of a word, as in the use of the noun input as a verb or the noun fun as an adjective.
- further education — adult education.
- genetic algorithm — (GA) An evolutionary algorithm which generates each individual from some encoded form known as a "chromosome" or "genome". Chromosomes are combined or mutated to breed new individuals. "Crossover", the kind of recombination of chromosomes found in sexual reproduction in nature, is often also used in GAs. Here, an offspring's chromosome is created by joining segments choosen alternately from each of two parents' chromosomes which are of fixed length. GAs are useful for multidimensional optimisation problems in which the chromosome can encode the values for the different variables being optimised.
- get in on the act — If you get in on the act, you take part in or take advantage of something that was started by someone else.
- gethsemane cheese — a semisoft, mild, yellow cheese from whole milk, made by Trappist monks.
- glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
- grande chartreuse — the Carthusian monastery at Grenoble, France: the chief monastery of the Carthusians until 1903.
- grandfather clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
- grandmother clock — a pendulum clock similar to a grandfather's clock but shorter.
- haematocrystallin — Alternative form of hematocrystallin.
- hairline fracture — a very fine crack in a bone
- hamiltonian cycle — Hamiltonian problem
- handicap register — a list of the disabled people in its area that a local authority had a duty to compile under the Chronically Sick and Disabled Persons Act 1970
- hanging committee — a group of people that selects and hangs works of art to exhibit
- hard nut to crack — a dry fruit consisting of an edible kernel or meat enclosed in a woody or leathery shell.
- harmonic interval — an intervening period of time: an interval of 50 years.
- have a thick skin — to be insensitive (or acutely sensitive) to blame, criticism, insults, etc.
- helicopter parent — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
- hemoconcentration — an increase in the concentration of cellular elements in the blood, resulting from loss of plasma.
- henry cabot lodge — Henry Cabot, 1850–1924, U.S. public servant and author: senator 1893–1924.
- heptanedioic acid — pimelic acid.
- high-carbon steel — steel containing between 0.5 and 1.5 per cent carbon
- histamine blocker — any of various substances that act at a specific receptor site to block certain actions of histamine.
- ho chi minh trail — a network of jungle paths winding from North Vietnam through Laos and Cambodia into South Vietnam, used as a military route by North Vietnam to supply the Vietcong during the Vietnam War.
- homeland security — national defence
- homogentisic acid — an intermediate compound in the metabolism of tyrosine and of phenylalanine, found in excess in the blood and urine of persons affected with alkaptonuria.
- horatio kitchener — Horatio Herbert (1st Earl Kitchener of Khartoum and of Broome) 1850–1916, English field marshal and statesman.
- housekeeping cart — A housekeeping cart is a large metal basket on wheels which is used by a cleaner in a hotel to move clean bed linen, towels, and cleaning equipment.
- hubble's constant — the ratio of the recessional velocity of galaxies to their distance from the sun, with current measurements of its value ranging from 50 to 100 km/sec per megaparsec.
- human trafficking — the illegal practice of procuring or trading in human beings for the purpose of prostitution, forced labor, or other forms of exploitation.
- hyaline cartilage — the typical, translucent form of cartilage, containing little fibrous tissue.
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hyperbolic secant — a hyperbolic function that is the reciprocal of cosh; sech
- hyperchlorination — Chemistry. to combine or treat with chlorine. to introduce chlorine atoms into an organic compound by an addition or substitution reaction.